Dell 7330dn Mono Laser Printer System Administrator Guide - Page 40

Securing the Hard Drive, Selecting the Hard Drive Overwrite Security Option, Using the Control Panel

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Securing the Hard Drive Securing the Hard Drive This section includes: „ Selecting the Hard Drive Overwrite Security Option on page 4-10 „ Selecting the Automatic Removal of Secure, Personal, and Proof Jobs Option on page 4-11 Selecting the Hard Drive Overwrite Security Option When a file is deleted from the printer's hard drive, only the file name is deleted; the data in the file remains on the hard drive, regardless of the operating system. An unauthorized person could, possibly, retrieve the data in the file that was deleted. Printers with a hard drive have a Hard Drive Overwrite Security option. This option overwrites the data stored on the hard drive of a file marked for deletion using DOD5200.28-M, a U.S. Department of Defense three-pass overwriting process: first with a pattern of 0s (zeros), next with a pattern of 1s, and finally with a random pattern of bits. This is done before the file's directory entry is removed and the storage space on the hard drive is marked as available for reuse. The random pattern of bits stays on the hard drive until it is overwritten by another file. By default, the Hard Drive Overwrite Security option is disabled. To select the Hard Drive Overwrite Security option, you can use one of the following methods: „ The printer control panel. „ The EWS Using the Control Panel To select the automatic removal of secure, personal, and proof print files from the hard drive: 1. On the control panel, select Printer Setup and then press the OK button. 2. Select File Security and then press the OK button. Note: If File Security is locked on the control panel, use the EWS to select the Hard Drive Overwrite Security option. 3. To remove all secure, personal, and proof print job files: a. Select Overwrite Removals and then press the OK button to select On or Off. Note: The option Remove Job Files does not remove saved or protected print job files. Dell 7330 Mono Laser Printer System Administrator Guide 4-10

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Securing the Hard Drive
Dell 7330 Mono Laser Printer System Administrator Guide
4-10
Securing the Hard Drive
This section includes:
Selecting the Hard Drive Overwrite Security Option
on page 4-10
Selecting the Automatic Removal of Secure, Personal, and Proof Jobs Option
on
page 4-11
Selecting the Hard Drive Overwrite Security Option
When a file is deleted from the printer’s hard drive, only the file name is deleted; the data in
the file remains on the hard drive, regardless of the operating system. An unauthorized person
could, possibly, retrieve the data in the file that was deleted.
Printers with a hard drive have a Hard Drive Overwrite Security option. This option overwrites
the data stored on the hard drive of a file marked for deletion using DOD5200.28-M, a U.S.
Department of Defense three-pass overwriting process: first with a pattern of 0s (zeros), next
with a pattern of 1s, and finally with a random pattern of bits. This is done before the file’s
directory entry is removed and the storage space on the hard drive is marked as available for
reuse. The random pattern of bits stays on the hard drive until it is overwritten by another file.
By default, the Hard Drive Overwrite Security option is disabled. To select the Hard Drive
Overwrite Security option, you can use one of the following methods:
The printer control panel.
The EWS
Using the Control Panel
To select the automatic removal of secure, personal, and proof print files from the hard drive:
1.
On the control panel, select
Printer Setup
and then press the
OK
button.
2.
Select
File Security
and then press the
OK
button.
Note:
If File Security is locked on the control panel, use the EWS to select the
Hard
Drive Overwrite Security
option.
3.
To remove all secure, personal, and proof print job files:
a.
Select
Overwrite Removals
and then press the
OK
button to select
On
or
Off
.
Note:
The option Remove Job Files does not remove saved or protected print job files.